Residential building



FIG. 1 is a front elevational view of a residential building showing my new design;

FIG. 2 is a side elevational view; and

FIG. 3 is a top plan view thereof.

The sides of the residential building opposite those shown _in FIGS. 1 and 2 are identical to the sides shown in FIGS. 1 _and 2. 

The ornamental design for a residential building, as shown and described. 